47064980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 101198160

約数和(自身を除く): 54133180

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 193, 274, 356, 386, 445, 548, 685, 772, 890, 965, 1370, 1780, 1930, 2740, 3860, 12193, 17177, 24386, 26441, 34354, 48772, 52882, 60965, 68708, 85885, 105764, 121930, 132205, 171770, 243860, 264410, 343540, 528820, 2353249, 4706498, 9412996, 11766245, 23532490, 47064980]

約数ペア:

[(1, 47064980), (2, 23532490), (4, 11766245), (5, 9412996), (10, 4706498), (20, 2353249), (89, 528820), (137, 343540), (178, 264410), (193, 243860), (274, 171770), (356, 132205), (386, 121930), (445, 105764), (548, 85885), (685, 68708), (772, 60965), (890, 52882), (965, 48772), (1370, 34354), (1780, 26441), (1930, 24386), (2740, 17177), (3860, 12193)]